The coffin of Prince Rainier III of Monaco is carried from the palace to the cathedral in Monte Carlo during his funeral. (L to R) Princess Caroline, Prince Albert, Princess Charlotte and Princess Stephanie follow the coffin of Prince Rainier III of Monaco as it is carried from the palace to the cathedral in Monte Carlo during his funeral, April 15, 2005. Prince Rainier, who died aged 81 and was Europe's longest-serving monarch, will be buried alongside his late wife, U.S. film star Grace Kelly. REUTERS/Lionel Cironeau/Pool REUTERS